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/* Copyright 2019 Andrew Myers, David Grote, Luca Fedeli
* Maxence Thevenet, Weiqun Zhang
*
* This file is part of WarpX.
*
* License: BSD-3-Clause-LBNL
*/
#ifndef WARPX_PhotonParticleContainer_H_
#define WARPX_PhotonParticleContainer_H_
#include "Evolve/WarpXDtType.H"
#include "Particles/Gather/ScaleFields.H"
#include "PhysicalParticleContainer.H"
#include "Particles/WarpXParticleContainer_fwd.H"
#include <AMReX_Particles.H>
#include <AMReX_REAL.H>
#include <AMReX_BaseFwd.H>
#include <AMReX_AmrCoreFwd.H>
#include <string>
/**
* Photon particles have no mass, they deposit no charge, and see specific QED
* effects. For these reasons, they are stored in the separate particle
* container PhotonParticleContainer, that inherts from
* PhysicalParticleContainer. The particle pusher and current deposition, in
* particular, are overriden in this container.
*/
class PhotonParticleContainer
: public PhysicalParticleContainer
{
public:
PhotonParticleContainer (amrex::AmrCore* amr_core,
int ispecies,
const std::string& name);
virtual ~PhotonParticleContainer () {}
virtual void InitData() override;
virtual void Evolve (int lev,
const amrex::MultiFab& Ex,
const amrex::MultiFab& Ey,
const amrex::MultiFab& Ez,
const amrex::MultiFab& Bx,
const amrex::MultiFab& By,
const amrex::MultiFab& Bz,
amrex::MultiFab& jx,
amrex::MultiFab& jy,
amrex::MultiFab& jz,
amrex::MultiFab* cjx,
amrex::MultiFab* cjy,
amrex::MultiFab* cjz,
amrex::MultiFab* rho,
amrex::MultiFab* crho,
const amrex::MultiFab* cEx,
const amrex::MultiFab* cEy,
const amrex::MultiFab* cEz,
const amrex::MultiFab* cBx,
const amrex::MultiFab* cBy,
const amrex::MultiFab* cBz,
amrex::Real t,
amrex::Real dt,
DtType a_dt_type=DtType::Full,
bool skip_deposition=false) override;
virtual void PushPX(WarpXParIter& pti,
amrex::FArrayBox const * exfab,
amrex::FArrayBox const * eyfab,
amrex::FArrayBox const * ezfab,
amrex::FArrayBox const * bxfab,
amrex::FArrayBox const * byfab,
amrex::FArrayBox const * bzfab,
const amrex::IntVect ngEB, const int /*e_is_nodal*/,
const long offset,
const long np_to_push,
int lev, int gather_lev,
amrex::Real dt, ScaleFields scaleFields,
DtType a_dt_type) override;
// Do nothing
virtual void PushP (int /*lev*/,
amrex::Real /*dt*/,
const amrex::MultiFab& /*Ex*/,
const amrex::MultiFab& /*Ey*/,
const amrex::MultiFab& /*Ez*/,
const amrex::MultiFab& /*Bx*/,
const amrex::MultiFab& /*By*/,
const amrex::MultiFab& /*Bz*/) override {}
// DepositCharge should do nothing for photons
virtual void DepositCharge (WarpXParIter& /*pti*/,
RealVector const & /*wp*/,
const int * const /*ion_lev*/,
amrex::MultiFab* /*rho*/,
int /*icomp*/,
const long /*offset*/,
const long /*np_to_depose*/,
int /*thread_num*/,
int /*lev*/,
int /*depos_lev*/) override {}
// DepositCurrent should do nothing for photons
virtual void DepositCurrent (WarpXParIter& /*pti*/,
RealVector const & /*wp*/,
RealVector const & /*uxp*/,
RealVector const & /*uyp*/,
RealVector const & /*uzp*/,
int const * const /*ion_lev*/,
amrex::MultiFab * const /*jx*/,
amrex::MultiFab * const /*jy*/,
amrex::MultiFab * const /*jz*/,
long const /*offset*/,
long const /*np_to_depose*/,
int const /*thread_num*/,
int const /*lev*/,
int const /*depos_lev*/,
amrex::Real const /*dt*/,
amrex::Real const /*relative_time*/) override {}
};
#endif // #ifndef WARPX_PhotonParticleContainer_H_
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